Currently: 63 °F. Fog. (Weather station: Washington Regional Airport, USA). See more current weatherPast Weather in St. Clair — Graph
St. Clair Temperature Yesterday
Maximum temperature yesterday: 75 °F (at 3:55 am)
Minimum temperature yesterday: 64 °F (at 9:55 pm)
Average temperature yesterday: 71 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 90 °F (Apr 14, 3:55 pm) | 100% (Apr 1, 7:15 am) | 30.42 "Hg (Apr 1, 7:15 am) |
| Low | 34 °F (Apr 6, 6:55 am) | 23% (Apr 8, 5:35 pm) | 29.69 "Hg (Apr 2, 4:55 pm) |
| Average | 64 °F | 68% | 30.07 "Hg |
| * Reported Apr 1 7:15 am — Apr 16 7:35 am, St. Clair. Weather by CustomWeather, © 2026 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
St. Clair Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 7:35 am Thu, Apr 16 | | 59 °F | Fog. | No wind | ↑ | 100% | 29.91 "Hg | 3 mi |
| 7:15 am | | 59 °F | Fog. | No wind | ↑ | 100% | 29.90 "Hg | 5 mi |
| 6:55 am | | 59 °F | Fog. | No wind | ↑ | 100% | 29.89 "Hg | 6 mi |
| 6:35 am | | 59 °F | Fog. | No wind | ↑ | 100% | 29.88 "Hg | 6 mi |
| 5:55 am |  | 59 °F | Fog. | No wind | ↑ | 100% | 29.87 "Hg | 6 mi |
| 5:35 am | | 59 °F | Fog. | No wind | ↑ | 100% | 29.86 "Hg | 6 mi |
| 5:15 am | | 59 °F | Fog. | No wind | ↑ | 100% | 29.86 "Hg | 5 mi |
| 4:55 am |  | 61 °F | Clear. | No wind | ↑ | 100% | 29.86 "Hg | 7 mi |
| 4:35 am | | 61 °F | Clear. | No wind | ↑ | 100% | 29.85 "Hg | 7 mi |
| 3:55 am | | 61 °F | Clear. | No wind | ↑ | 100% | 29.83 "Hg | 8 mi |
| 3:35 am | | 63 °F | Clear. | 5 mph | ↑ | 94% | 29.85 "Hg | 7 mi |
| 2:55 am |  | 61 °F | Light rain. Passing clouds. | 14 mph | ↑ | 100% | 29.82 "Hg | 7 mi |
| 2:35 am | | 63 °F | Light rain. Fog. | 18 mph | ↑ | 100% | 29.83 "Hg | 5 mi |
| 2:15 am |  | 63 °F | Rain. Fog. | 16 mph | ↑ | 100% | 29.86 "Hg | 4 mi |
| 1:55 am | | 63 °F | Fog. | 10 mph | ↑ | 100% | 29.84 "Hg | 6 mi |
| 1:35 am | | 63 °F | Light rain. Fog. | 8 mph | ↑ | 100% | 29.86 "Hg | 5 mi |
| 12:55 am | | 63 °F | Light rain. Partly cloudy. | No wind | ↑ | 100% | 29.88 "Hg | 8 mi |
| 12:35 am | | 63 °F | Light rain. Fog. | No wind | ↑ | 100% | 29.88 "Hg | 4 mi |
| 12:15 am | | 64 °F | Light rain. Partly cloudy. | 5 mph | ↑ | 100% | 29.87 "Hg | 9 mi |
| 11:55 pm Wed, Apr 15 | | 64 °F | Light rain. Partly cloudy. | No wind | ↑ | 100% | 29.86 "Hg | 7 mi |
| 11:35 pm | | 64 °F | Light rain. Passing clouds. | No wind | ↑ | 100% | 29.87 "Hg | 8 mi |
| 10:55 pm | | 64 °F | Light rain. Partly cloudy. | 12 mph | ↑ | 100% | 29.85 "Hg | 8 mi |
| 10:35 pm |  | 64 °F | Partly cloudy. | No wind | ↑ | 100% | 29.85 "Hg | 10 mi |
| 10:15 pm | | 64 °F | Light rain. Fog. | No wind | ↑ | 100% | 29.86 "Hg | 5 mi |
| 9:55 pm |  | 64 °F | Thundershowers. Fog. | 8 mph | ↑ | 100% | 29.89 "Hg | 2 mi |
| 9:35 pm |  | 66 °F | Strong thunderstorms. Fog. | 7 mph | ↑ | 100% | 29.89 "Hg | 3 mi |
| 8:55 pm | | 66 °F | Thunderstorms. Fog. | 9 mph | ↑ | 100% | 29.84 "Hg | 2 mi |
| 8:35 pm | | 68 °F | Strong thunderstorms. Fog. | 16 mph | ↑ | 100% | 29.85 "Hg | 1 mi |
| 8:15 pm | | 70 °F | Strong thunderstorms. Fog. | 9 mph | ↑ | 94% | 29.82 "Hg | 1 mi |
| 7:55 pm | | 73 °F | Thunderstorms. Overcast. | 12 mph | ↑ | 78% | 29.80 "Hg | 10 mi |
| 7:35 pm |  | 73 °F | Scattered clouds. | 10 mph | ↑ | 78% | 29.81 "Hg | 10 mi |
| 6:55 pm | | 75 °F | Passing clouds. | 10 mph | ↑ | 74% | 29.83 "Hg | 10 mi |
| 6:35 pm | | 75 °F | Scattered clouds. | 9 mph | ↑ | 78% | 29.83 "Hg | 9 mi |
| 6:15 pm |  | 75 °F | Partly sunny. | 10 mph | ↑ | 78% | 29.83 "Hg | 10 mi |
| 5:55 pm | | 75 °F | Partly sunny. | 14 mph | ↑ | 78% | 29.83 "Hg | 10 mi |
| 5:35 pm | | 75 °F | Broken clouds. | 14 mph | ↑ | 78% | 29.83 "Hg | 6 mi |
| 4:55 pm | | 73 °F | Broken clouds. | 9 mph | ↑ | 89% | 29.84 "Hg | 5 mi |
| 4:35 pm |  | 73 °F | Overcast. | 9 mph | ↑ | 89% | 29.84 "Hg | 5 mi |
| 4:15 pm | | 73 °F | Overcast. | 9 mph | ↑ | 83% | 29.84 "Hg | 5 mi |
| 3:55 pm | | 72 °F | Fog. | 9 mph | ↑ | 88% | 29.85 "Hg | 5 mi |
| 3:35 pm | | 72 °F | Thundershowers. Fog. | 9 mph | ↑ | 88% | 29.86 "Hg | 5 mi |
| 2:55 pm | | 72 °F | Fog. | 10 mph | ↑ | 88% | 29.87 "Hg | 5 mi |
| 2:35 pm | | 72 °F | Fog. | 10 mph | ↑ | 88% | 29.87 "Hg | 5 mi |
| 1:55 pm | | 72 °F | Fog. | 15 mph | ↑ | 83% | 29.87 "Hg | 6 mi |
| 1:35 pm | | 70 °F | Fog. | 13 mph | ↑ | 94% | 29.87 "Hg | 5 mi |
| 1:15 pm | | 70 °F | Fog. | 14 mph | ↑ | 94% | 29.87 "Hg | 5 mi |
| 12:55 pm |  | 68 °F | Heavy rain. Fog. | 10 mph | ↑ | 100% | 29.88 "Hg | 1 mi |
| 12:35 pm |  | 68 °F | Light rain. Fog. | 5 mph | ↑ | 100% | 29.88 "Hg | 4 mi |
| 11:55 am | | 70 °F | Light rain. Fog. | 12 mph | ↑ | 88% | 29.90 "Hg | 3 mi |
| 11:35 am |  | 72 °F | Haze. | 10 mph | ↑ | 83% | 29.91 "Hg | 5 mi |
| 11:15 am | | 70 °F | Fog. | 13 mph | ↑ | 88% | 29.91 "Hg | 5 mi |
| 10:55 am | | 68 °F | Fog. | 9 mph | ↑ | 94% | 29.90 "Hg | 6 mi |
| 10:35 am | | 66 °F | Fog. | 9 mph | ↑ | 94% | 29.92 "Hg | 5 mi |
| 9:55 am | | 66 °F | Fog. | 7 mph | ↑ | 94% | 29.90 "Hg | 5 mi |
| 9:35 am | | 68 °F | Light rain. Fog. | 3 mph | ↑ | 88% | 29.90 "Hg | 3 mi |
| 9:15 am | | 70 °F | Light rain. Partly sunny. | 10 mph | ↑ | 83% | 29.92 "Hg | 4 mi |
| 8:55 am | | 70 °F | Light rain. Mostly cloudy. | 6 mph | ↑ | 78% | 29.92 "Hg | 4 mi |
| 8:35 am | | 72 °F | Scattered clouds. | 6 mph | ↑ | 73% | 29.92 "Hg | 5 mi |
| Weather by CustomWeather, © 2026 | ||||||||